BE620641A - - Google Patents
Info
- Publication number
- BE620641A BE620641A BE620641DA BE620641A BE 620641 A BE620641 A BE 620641A BE 620641D A BE620641D A BE 620641DA BE 620641 A BE620641 A BE 620641A
- Authority
- BE
- Belgium
Links
Classifications
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01J—ELECTRIC DISCHARGE TUBES OR DISCHARGE LAMPS
- H01J49/00—Particle spectrometers or separator tubes
- H01J49/02—Details
- H01J49/04—Arrangements for introducing or extracting samples to be analysed, e.g. vacuum locks; Arrangements for external adjustment of electron- or ion-optical components
- H01J49/0495—Vacuum locks; Valves
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01J—ELECTRIC DISCHARGE TUBES OR DISCHARGE LAMPS
- H01J41/00—Discharge tubes for measuring pressure of introduced gas or for detecting presence of gas; Discharge tubes for evacuation by diffusion of ions
- H01J41/12—Discharge tubes for evacuating by diffusion of ions, e.g. ion pumps, getter ion pumps
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01J—ELECTRIC DISCHARGE TUBES OR DISCHARGE LAMPS
- H01J49/00—Particle spectrometers or separator tubes
- H01J49/02—Details
- H01J49/24—Vacuum systems, e.g. maintaining desired pressures
Landscapes
- Chemical & Material Sciences (AREA)
- Analytical Chemistry (AREA)
- Electron Tubes For Measurement (AREA)
- Other Investigation Or Analysis Of Materials By Electrical Means (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| US59870A US3050622A (en) | 1960-10-03 | 1960-10-03 | Method and apparatus for connecting a getter-ion pump to an analytical mass spectrometer |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| BE620641A true BE620641A (en) | 1900-01-01 |
Family
ID=22025824
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| BE620641D BE620641A (en) | 1960-10-03 |
Country Status (5)
| Country | Link |
|---|---|
| US (1) | US3050622A (en) |
| AT (1) | AT242998B (en) |
| BE (1) | BE620641A (en) |
| GB (1) | GB991901A (en) |
| NL (1) | NL269671A (en) |
Families Citing this family (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US3150817A (en) * | 1961-04-03 | 1964-09-29 | Varian Associates | High vacuum system |
| US3881125A (en) * | 1972-08-17 | 1975-04-29 | Tektronix Inc | Separable-chamber electron-beam tube including means for puncturing a pressure seal therein |
| US3942546A (en) * | 1972-10-27 | 1976-03-09 | Continental Oil Company | Corrosion monitoring and composition-analytical apparatus |
| US4689574A (en) * | 1983-03-04 | 1987-08-25 | Uti Instrument Co. | Electron impact ion source for trace analysis |
| US4579144A (en) * | 1983-03-04 | 1986-04-01 | Uti Instrument Company | Electron impact ion source for trace analysis |
| CN105221401A (en) * | 2015-09-28 | 2016-01-06 | 南京三乐电子信息产业集团有限公司 | The pumping speed device of travelling wave valve Miniature sputtering ion pump and pumping speed test method thereof |
Family Cites Families (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US2769912A (en) * | 1954-04-12 | 1956-11-06 | Phillips Petroleum Co | Shut-off valve |
-
0
- BE BE620641D patent/BE620641A/xx unknown
- NL NL269671D patent/NL269671A/xx unknown
-
1960
- 1960-10-03 US US59870A patent/US3050622A/en not_active Expired - Lifetime
-
1961
- 1961-09-14 GB GB33039/61A patent/GB991901A/en not_active Expired
- 1961-09-29 AT AT735761A patent/AT242998B/en active
Also Published As
| Publication number | Publication date |
|---|---|
| US3050622A (en) | 1962-08-21 |
| GB991901A (en) | 1965-05-12 |
| NL269671A (en) | 1900-01-01 |
| AT242998B (en) | 1965-10-11 |